| 中低压母线电弧光保护研究与应用 |
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| 引用本文： | 王迎新,张敏,范春燕.中低压母线电弧光保护研究与应用[J].科技情报开发与经济,2011,21(13):208-210. |
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| 作者姓名： | 王迎新 张敏 范春燕 |
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| 作者单位： | 太原供电分公司,山西太原,030012 |
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| 摘 要： | 电弧光保护采用中低压母线故障产生的电弧光和过电流作为判据,其原理简单、动作可靠迅速、且具有故障点定位功能,该保护已应用于220kV马庄变电站10kV母线,能够避免或减轻母线故障对开关柜及变压器的损坏,为中低压系统设备的安全运行提供了可靠的保障。
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| 关 键 词： | 中低压母线故障 电弧光保护 变压器 |
Research on and Application of Electric Arc Protection of MV or LV Buses |
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| WANG Ying-xin,ZHANG Min,FAN Chun-yan.Research on and Application of Electric Arc Protection of MV or LV Buses[J].Sci-Tech Information Development & Economy,2011,21(13):208-210. |
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| Authors: | WANG Ying-xin ZHANG Min FAN Chun-yan |
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| Institution: | WANG Ying-xin,ZHANG Min,FAN Chun-yan |
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| Abstract: | Adopting the electric arc light and over-current caused by MV or LV buses＇ faults as the criterion in electric arc protection possesses the following advantages：its principle is simple,its action is reliable and rapid,and it can locate the fault point accurately.This protection has been applied on 10 kV bus of Mazhuang 220 kV Transformer Substation for avoiding or reducing the damage of switch and transformer cause by bus fault,which provides the reliable guarantee for the safe operation of equipment in MV or LV system. |
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| Keywords: | fault of MV or LV buses electric arc protection transformer |
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